Home / 82,820,882,654.40-124,231,323,981.60-69,596,929,963.20

Finding the Fourth Proportional to 82,820,882,654.40, 124,231,323,981.60 and 69,596,929,963.20

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Solution

The fourth proportional to 82,820,882,654.40, 124,231,323,981.60 and 69,596,929,963.20 is: 104,395,394,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,820,882,654.40 : 124,231,323,981.60 = 69,596,929,963.20 : x
  2. Step 2: Convert to fraction form
    82,820,882,654.40/124,231,323,981.60 = 69,596,929,963.20/x
  3. Step 3: Cross multiply
    82,820,882,654.40x = 124,231,323,981.60 × 69,596,929,963.20
  4. Step 4: Simplify right side
    82,820,882,654.40x = 8,646,118,754,383,023,833,088
  5. Step 5: Solve for x
    x = 8,646,118,754,383,023,833,088/82,820,882,654.40
  6. Step 6: Final answer
    x = 104,395,394,944.80

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.